package net.minecraft.block;

import java.util.Random;
import net.minecraft.block.material.Material;
import net.minecraft.block.properties.IProperty;
import net.minecraft.block.properties.PropertyBool;
import net.minecraft.block.state.BlockState;
import net.minecraft.block.state.IBlockState;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.init.Items;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.stats.StatList;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.util.BlockPos;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.EnumWorldBlockLayer;
import net.minecraft.world.ColorizerFoliage;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;

public class BlockVine extends Block {
	public static final PropertyBool UP = PropertyBool.create("up");
	public static final PropertyBool NORTH = PropertyBool.create("north");
	public static final PropertyBool EAST = PropertyBool.create("east");
	public static final PropertyBool SOUTH = PropertyBool.create("south");
	public static final PropertyBool WEST = PropertyBool.create("west");
	public static final PropertyBool[] ALL_FACES = new PropertyBool[] { UP, NORTH, SOUTH, WEST, EAST };

	public BlockVine() {
		super(Material.vine);
		this.setDefaultState(this.blockState.getBaseState().withProperty(UP, Boolean.valueOf(false))
				.withProperty(NORTH, Boolean.valueOf(false)).withProperty(EAST, Boolean.valueOf(false))
				.withProperty(SOUTH, Boolean.valueOf(false)).withProperty(WEST, Boolean.valueOf(false)));
		this.setTickRandomly(true);
		this.setCreativeTab(CreativeTabs.tabDecorations);
	}

	/**
	 * Get the actual Block state of this Block at the given position. This applies
	 * properties not visible in the metadata, such as fence connections.
	 */
	public IBlockState getActualState(IBlockState state, IBlockAccess worldIn, BlockPos pos) {
		return state.withProperty(UP, Boolean.valueOf(worldIn.getBlockState(pos.up()).getBlock().isBlockNormalCube()));
	}

	/**
	 * Sets the block's bounds for rendering it as an item
	 */
	public void setBlockBoundsForItemRender() {
		this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
	}

	/**
	 * Used to determine ambient occlusion and culling when rebuilding chunks for
	 * render
	 */
	public boolean isOpaqueCube() {
		return false;
	}

	public boolean isFullCube() {
		return false;
	}

	/**
	 * Whether this Block can be replaced directly by other blocks (true for e.g.
	 * tall grass)
	 */
	public boolean isReplaceable(World worldIn, BlockPos pos) {
		return true;
	}

	public void setBlockBoundsBasedOnState(IBlockAccess worldIn, BlockPos pos) {
		float f = 0.0625F;
		float f1 = 1.0F;
		float f2 = 1.0F;
		float f3 = 1.0F;
		float f4 = 0.0F;
		float f5 = 0.0F;
		float f6 = 0.0F;
		boolean flag = false;

		if (((Boolean) worldIn.getBlockState(pos).getValue(WEST)).booleanValue()) {
			f4 = Math.max(f4, 0.0625F);
			f1 = 0.0F;
			f2 = 0.0F;
			f5 = 1.0F;
			f3 = 0.0F;
			f6 = 1.0F;
			flag = true;
		}

		if (((Boolean) worldIn.getBlockState(pos).getValue(EAST)).booleanValue()) {
			f1 = Math.min(f1, 0.9375F);
			f4 = 1.0F;
			f2 = 0.0F;
			f5 = 1.0F;
			f3 = 0.0F;
			f6 = 1.0F;
			flag = true;
		}

		if (((Boolean) worldIn.getBlockState(pos).getValue(NORTH)).booleanValue()) {
			f6 = Math.max(f6, 0.0625F);
			f3 = 0.0F;
			f1 = 0.0F;
			f4 = 1.0F;
			f2 = 0.0F;
			f5 = 1.0F;
			flag = true;
		}

		if (((Boolean) worldIn.getBlockState(pos).getValue(SOUTH)).booleanValue()) {
			f3 = Math.min(f3, 0.9375F);
			f6 = 1.0F;
			f1 = 0.0F;
			f4 = 1.0F;
			f2 = 0.0F;
			f5 = 1.0F;
			flag = true;
		}

		if (!flag && this.canPlaceOn(worldIn.getBlockState(pos.up()).getBlock())) {
			f2 = Math.min(f2, 0.9375F);
			f5 = 1.0F;
			f1 = 0.0F;
			f4 = 1.0F;
			f3 = 0.0F;
			f6 = 1.0F;
		}

		this.setBlockBounds(f1, f2, f3, f4, f5, f6);
	}

	public AxisAlignedBB getCollisionBoundingBox(World worldIn, BlockPos pos, IBlockState state) {
		return null;
	}

	/**
	 * Check whether this Block can be placed on the given side
	 */
	public boolean canPlaceBlockOnSide(World worldIn, BlockPos pos, EnumFacing side) {
		switch (side) {
		case UP:
			return this.canPlaceOn(worldIn.getBlockState(pos.up()).getBlock());

		case NORTH:
		case SOUTH:
		case EAST:
		case WEST:
			return this.canPlaceOn(worldIn.getBlockState(pos.offset(side.getOpposite())).getBlock());

		default:
			return false;
		}
	}

	private boolean canPlaceOn(Block blockIn) {
		return blockIn.isFullCube() && blockIn.blockMaterial.blocksMovement();
	}

	private boolean recheckGrownSides(World worldIn, BlockPos pos, IBlockState state) {
		IBlockState iblockstate = state;

		for (Object enumfacing : EnumFacing.Plane.HORIZONTAL) {
			PropertyBool propertybool = getPropertyFor((EnumFacing) enumfacing);

			if (((Boolean) state.getValue(propertybool)).booleanValue()
					&& !this.canPlaceOn(worldIn.getBlockState(pos.offset((EnumFacing) enumfacing)).getBlock())) {
				IBlockState iblockstate1 = worldIn.getBlockState(pos.up());

				if (iblockstate1.getBlock() != this
						|| !((Boolean) iblockstate1.getValue(propertybool)).booleanValue()) {
					state = state.withProperty(propertybool, Boolean.valueOf(false));
				}
			}
		}

		if (getNumGrownFaces(state) == 0) {
			return false;
		} else {
			if (iblockstate != state) {
				worldIn.setBlockState(pos, state, 2);
			}

			return true;
		}
	}

	public int getBlockColor() {
		return ColorizerFoliage.getFoliageColorBasic();
	}

	public int getRenderColor(IBlockState state) {
		return ColorizerFoliage.getFoliageColorBasic();
	}

	public int colorMultiplier(IBlockAccess worldIn, BlockPos pos, int renderPass) {
		return worldIn.getBiomeGenForCoords(pos).getFoliageColorAtPos(pos);
	}

	/**
	 * Called when a neighboring block changes.
	 */
	public void onNeighborBlockChange(World worldIn, BlockPos pos, IBlockState state, Block neighborBlock) {
		if (!worldIn.isRemote && !this.recheckGrownSides(worldIn, pos, state)) {
			this.dropBlockAsItem(worldIn, pos, state, 0);
			worldIn.setBlockToAir(pos);
		}
	}

	public void updateTick(World worldIn, BlockPos pos, IBlockState state, Random rand) {
		if (!worldIn.isRemote) {
			if (worldIn.rand.nextInt(4) == 0) {
				int i = 4;
				int j = 5;
				boolean flag = false;
				label62:

				for (int k = -i; k <= i; ++k) {
					for (int l = -i; l <= i; ++l) {
						for (int i1 = -1; i1 <= 1; ++i1) {
							if (worldIn.getBlockState(pos.add(k, i1, l)).getBlock() == this) {
								--j;

								if (j <= 0) {
									flag = true;
									break label62;
								}
							}
						}
					}
				}

				EnumFacing enumfacing1 = EnumFacing.random(rand);
				BlockPos blockpos1 = pos.up();

				if (enumfacing1 == EnumFacing.UP && pos.getY() < 255 && worldIn.isAirBlock(blockpos1)) {
					if (!flag) {
						IBlockState iblockstate2 = state;

						for (Object enumfacing3 : EnumFacing.Plane.HORIZONTAL) {
							if (rand.nextBoolean() || !this.canPlaceOn(
									worldIn.getBlockState(blockpos1.offset((EnumFacing) enumfacing3)).getBlock())) {
								iblockstate2 = iblockstate2.withProperty(getPropertyFor((EnumFacing) enumfacing3),
										Boolean.valueOf(false));
							}
						}

						if (((Boolean) iblockstate2.getValue(NORTH)).booleanValue()
								|| ((Boolean) iblockstate2.getValue(EAST)).booleanValue()
								|| ((Boolean) iblockstate2.getValue(SOUTH)).booleanValue()
								|| ((Boolean) iblockstate2.getValue(WEST)).booleanValue()) {
							worldIn.setBlockState(blockpos1, iblockstate2, 2);
						}
					}
				} else if (enumfacing1.getAxis().isHorizontal()
						&& !((Boolean) state.getValue(getPropertyFor(enumfacing1))).booleanValue()) {
					if (!flag) {
						BlockPos blockpos3 = pos.offset(enumfacing1);
						Block block1 = worldIn.getBlockState(blockpos3).getBlock();

						if (block1.blockMaterial == Material.air) {
							EnumFacing enumfacing2 = enumfacing1.rotateY();
							EnumFacing enumfacing4 = enumfacing1.rotateYCCW();
							boolean flag1 = ((Boolean) state.getValue(getPropertyFor(enumfacing2))).booleanValue();
							boolean flag2 = ((Boolean) state.getValue(getPropertyFor(enumfacing4))).booleanValue();
							BlockPos blockpos4 = blockpos3.offset(enumfacing2);
							BlockPos blockpos = blockpos3.offset(enumfacing4);

							if (flag1 && this.canPlaceOn(worldIn.getBlockState(blockpos4).getBlock())) {
								worldIn.setBlockState(blockpos3, this.getDefaultState()
										.withProperty(getPropertyFor(enumfacing2), Boolean.valueOf(true)), 2);
							} else if (flag2 && this.canPlaceOn(worldIn.getBlockState(blockpos).getBlock())) {
								worldIn.setBlockState(blockpos3, this.getDefaultState()
										.withProperty(getPropertyFor(enumfacing4), Boolean.valueOf(true)), 2);
							} else if (flag1 && worldIn.isAirBlock(blockpos4)
									&& this.canPlaceOn(worldIn.getBlockState(pos.offset(enumfacing2)).getBlock())) {
								worldIn.setBlockState(blockpos4, this.getDefaultState().withProperty(
										getPropertyFor(enumfacing1.getOpposite()), Boolean.valueOf(true)), 2);
							} else if (flag2 && worldIn.isAirBlock(blockpos)
									&& this.canPlaceOn(worldIn.getBlockState(pos.offset(enumfacing4)).getBlock())) {
								worldIn.setBlockState(blockpos, this.getDefaultState().withProperty(
										getPropertyFor(enumfacing1.getOpposite()), Boolean.valueOf(true)), 2);
							} else if (this.canPlaceOn(worldIn.getBlockState(blockpos3.up()).getBlock())) {
								worldIn.setBlockState(blockpos3, this.getDefaultState(), 2);
							}
						} else if (block1.blockMaterial.isOpaque() && block1.isFullCube()) {
							worldIn.setBlockState(pos,
									state.withProperty(getPropertyFor(enumfacing1), Boolean.valueOf(true)), 2);
						}
					}
				} else {
					if (pos.getY() > 1) {
						BlockPos blockpos2 = pos.down();
						IBlockState iblockstate = worldIn.getBlockState(blockpos2);
						Block block = iblockstate.getBlock();

						if (block.blockMaterial == Material.air) {
							IBlockState iblockstate1 = state;

							for (Object enumfacing : EnumFacing.Plane.HORIZONTAL) {
								if (rand.nextBoolean()) {
									iblockstate1 = iblockstate1.withProperty(getPropertyFor((EnumFacing) enumfacing),
											Boolean.valueOf(false));
								}
							}

							if (((Boolean) iblockstate1.getValue(NORTH)).booleanValue()
									|| ((Boolean) iblockstate1.getValue(EAST)).booleanValue()
									|| ((Boolean) iblockstate1.getValue(SOUTH)).booleanValue()
									|| ((Boolean) iblockstate1.getValue(WEST)).booleanValue()) {
								worldIn.setBlockState(blockpos2, iblockstate1, 2);
							}
						} else if (block == this) {
							IBlockState iblockstate3 = iblockstate;

							for (Object enumfacing5 : EnumFacing.Plane.HORIZONTAL) {
								PropertyBool propertybool = getPropertyFor((EnumFacing) enumfacing5);

								if (rand.nextBoolean() && ((Boolean) state.getValue(propertybool)).booleanValue()) {
									iblockstate3 = iblockstate3.withProperty(propertybool, Boolean.valueOf(true));
								}
							}

							if (((Boolean) iblockstate3.getValue(NORTH)).booleanValue()
									|| ((Boolean) iblockstate3.getValue(EAST)).booleanValue()
									|| ((Boolean) iblockstate3.getValue(SOUTH)).booleanValue()
									|| ((Boolean) iblockstate3.getValue(WEST)).booleanValue()) {
								worldIn.setBlockState(blockpos2, iblockstate3, 2);
							}
						}
					}
				}
			}
		}
	}

	/**
	 * Called by ItemBlocks just before a block is actually set in the world, to
	 * allow for adjustments to the IBlockstate
	 */
	public IBlockState onBlockPlaced(World worldIn, BlockPos pos, EnumFacing facing, float hitX, float hitY, float hitZ,
			int meta, EntityLivingBase placer) {
		IBlockState iblockstate = this.getDefaultState().withProperty(UP, Boolean.valueOf(false))
				.withProperty(NORTH, Boolean.valueOf(false)).withProperty(EAST, Boolean.valueOf(false))
				.withProperty(SOUTH, Boolean.valueOf(false)).withProperty(WEST, Boolean.valueOf(false));
		return facing.getAxis().isHorizontal()
				? iblockstate.withProperty(getPropertyFor(facing.getOpposite()), Boolean.valueOf(true))
				: iblockstate;
	}

	/**
	 * Get the Item that this Block should drop when harvested.
	 */
	public Item getItemDropped(IBlockState state, Random rand, int fortune) {
		return null;
	}

	/**
	 * Returns the quantity of items to drop on block destruction.
	 */
	public int quantityDropped(Random random) {
		return 0;
	}

	public void harvestBlock(World worldIn, EntityPlayer player, BlockPos pos, IBlockState state, TileEntity te) {
		if (!worldIn.isRemote && player.getCurrentEquippedItem() != null
				&& player.getCurrentEquippedItem().getItem() == Items.shears) {
			player.triggerAchievement(StatList.mineBlockStatArray[Block.getIdFromBlock(this)]);
			spawnAsEntity(worldIn, pos, new ItemStack(Blocks.vine, 1, 0));
		} else {
			super.harvestBlock(worldIn, player, pos, state, te);
		}
	}

	public EnumWorldBlockLayer getBlockLayer() {
		return EnumWorldBlockLayer.CUTOUT;
	}

	/**
	 * Convert the given metadata into a BlockState for this Block
	 */
	public IBlockState getStateFromMeta(int meta) {
		return this.getDefaultState().withProperty(SOUTH, Boolean.valueOf((meta & 1) > 0))
				.withProperty(WEST, Boolean.valueOf((meta & 2) > 0))
				.withProperty(NORTH, Boolean.valueOf((meta & 4) > 0))
				.withProperty(EAST, Boolean.valueOf((meta & 8) > 0));
	}

	/**
	 * Convert the BlockState into the correct metadata value
	 */
	public int getMetaFromState(IBlockState state) {
		int i = 0;

		if (((Boolean) state.getValue(SOUTH)).booleanValue()) {
			i |= 1;
		}

		if (((Boolean) state.getValue(WEST)).booleanValue()) {
			i |= 2;
		}

		if (((Boolean) state.getValue(NORTH)).booleanValue()) {
			i |= 4;
		}

		if (((Boolean) state.getValue(EAST)).booleanValue()) {
			i |= 8;
		}

		return i;
	}

	protected BlockState createBlockState() {
		return new BlockState(this, new IProperty[] { UP, NORTH, EAST, SOUTH, WEST });
	}

	public static PropertyBool getPropertyFor(EnumFacing side) {
		switch (side) {
		case UP:
			return UP;

		case NORTH:
			return NORTH;

		case SOUTH:
			return SOUTH;

		case EAST:
			return EAST;

		case WEST:
			return WEST;

		default:
			throw new IllegalArgumentException(side + " is an invalid choice");
		}
	}

	public static int getNumGrownFaces(IBlockState state) {
		int i = 0;

		for (PropertyBool propertybool : ALL_FACES) {
			if (((Boolean) state.getValue(propertybool)).booleanValue()) {
				++i;
			}
		}

		return i;
	}
}
